Home / 26,723.58-40,073.10-7,743.90

Finding the Fourth Proportional to 26,723.58, 40,073.10 and 7,743.90

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Solution

The fourth proportional to 26,723.58, 40,073.10 and 7,743.90 is: 11,612.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,723.58 : 40,073.10 = 7,743.90 : x
  2. Step 2: Convert to fraction form
    26,723.58/40,073.10 = 7,743.90/x
  3. Step 3: Cross multiply
    26,723.58x = 40,073.10 × 7,743.90
  4. Step 4: Simplify right side
    26,723.58x = 310,322,079.09
  5. Step 5: Solve for x
    x = 310,322,079.09/26,723.58
  6. Step 6: Final answer
    x = 11,612.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.